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LTC3220 - 360mA Universal 18-Channel LED Driver

General Description

The LTC®3220/LTC3220-1 are highly integrated multidisplay LED drivers.

These parts contain a high efficiency, low noise charge pump to provide power to up to eighteen universal LED current sources.

Key Features

  • n Eighteen 20mA Universal Current Sources with 64-Step Linear Brightness Control n Independent On/Off, Brightness Level, Blinking and Gradation Control for Each Current Source Using 2-Wire I2C Interface n Low Noise Multi-Mode Charge Pump (1x, 1.5x, 2x) Provides Up to 91% Efficiency n Slew Limited Switching Reduces Conducted and Radiated Noise (EMI) n Up to 360mA Total Output Current n Internal Current Reference n Single Reset Pin for Asynchronous Shutdown and Reset of All Data Registers n Two I2.

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Datasheet Details

Part number LTC3220
Manufacturer Linear Technology Corporation
File Size 272.58 KB
Description 360mA Universal 18-Channel LED Driver
Datasheet download datasheet LTC3220 Datasheet

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Other Datasheets by Linear Technology Corporation

Part Number Description
LTC3220-1 360mA Universal 18-Channel LED Driver
LTC3201 100mA Ultralow Noise Charge Pump Led Supply
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Full PDF Text Transcription (Reference)

The following content is an automatically extracted verbatim text from the original manufacturer datasheet and is provided for reference purposes only.

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Features n Eighteen 20mA Universal Current Sources with 64-Step Linear Brightness Control n Independent On/Off, Brightness Level, Blinking and Gradation Control for Each Current Source Using 2-Wire I2C Interface n Low Noise Multi-Mode Charge Pump (1x, 1.5x, 2x) Provides Up to 91% Efficiency n Slew Limited Switching Reduces Conducted and Radiated Noise (EMI) n Up to 360mA Total Output Current n Internal Current Reference n Single Reset Pin for Asynchronous Shutdown and Reset of All Data Registers n Two I2C Addresses Are Available (LTC3220: 0011100, LTC3220-1: 0011101) n Automatic or Forced Mode Switching n Internal Soft-Start Limits Inrush Current n Short-Circuit/Thermal Protection n 4mm × 4mm Ultrathin (0.